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Topical anaesthesia can also be used to reduce dental phobia, especially in children, by reducing discomfort and pain. Nitrous oxide (N 2 O), also known as "laughing gas", easily crosses the alveoli of the lung and is dissolved into the passing blood, where it travels to the brain, leaving a dissociated and euphoric feeling in most cases.
The diagnosis of toothache can be challenging, [35]: 80, 81 not only because the list of potential causes is extensive, but also because dental pain may be extremely variable, [44]: 975 and pain can be referred to and from the teeth. Dental pain can simulate virtually any facial pain syndrome. [44]
Pulp capping is a technique used in dental restorations to protect the dental pulp, after it has been exposed, or nearly exposed during a cavity preparation, from a traumatic injury, or by a deep cavity that reaches the center of the tooth, causing the pulp to die. [1]
After all, a toothache can be a sign that something more serious is happening with your teeth and gums. "Cavities, gum disease and tooth abscess are the most common causes of pain in the mouth ...
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For persons with a dry socket as a complication of tooth extraction, packing the dry socket with a eugenol-zinc oxide paste on iodoform gauze is effective for reducing acute pain. [3] The placement of a ZOE "temporary" for a few to several days prior to the placement of the final filling can help to sedate the pulp.
A tooth with a root canal treatment still has the ability to decay, and without proper home care and an adequate fluoride source the tooth structure can become severely decayed (often without the patient's knowledge since the nerve has been removed, leaving the tooth without any pain perception).
A 2005 position statement from the Canadian Dental Association (CDA) states "current scientific evidence on the use of dental amalgam supports that amalgam is an effective and safe filling material that provides a long-lasting solution for a broad range of clinical situations. The CDA has established its position based on the current consensus ...
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